package com.aefan.springcloud.alibaba.dao;

import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;

/**
 * @Author: jxl
 * @Date: 2021/9/21 下午10:05
 */
@Mapper
public interface StorageDao {

    //扣减库存信息
    void decrease(@Param("productId") Long productId, @Param("count") Integer count);

}
